title: [Pulmonary hypertension associated with COPD: some issues should be focused on].
authors.forename: Zhen-Guo
authors.initials: ZG
authors.lastname: Zhai
authors.forename: Wan-Mu
authors.initials: WM
authors.lastname: Xie
authors.forename: Yuan-Hua
authors.initials: YH
authors.lastname: Yang
mesh_terms: D006801:Humans; D006976:Hypertension, Pulmonary / Q000209:etiology*; D029424:Pulmonary Disease, Chronic Obstructive / Q000150:complications*